SUMMARY:
iOCO is seeking a skilled Big Data Administrator/Engineer with strong hands-on experience in Cloudera’s ecosystem (Hive, Impala, HDFS, Ozone, Hue, NiFi) and proven expertise in Informatica BDM/DEI....
POSITION INFO:
iOCO is seeking a skilled Big Data Administrator/Engineer with strong hands-on experience in Cloudera’s ecosystem (Hive, Impala, HDFS, Ozone, Hue, NiFi) and proven expertise in Informatica BDM/DEI. The role involves administering and configuring big data platforms, deploying/supporting clusters, and building optimized pipelines to move and transform large-scale datasets. Experience with alternate platforms such as Hortonworks, MapR, AWS EMR, Azure HDInsight, or Google Dataproc will be advantageous.
What you'll do:
- Platform Administration: Install, configure, upgrade, and monitor Cloudera/CDP clusters, manage HDFS/Ozone storage, and ensure security (Kerberos, Ranger, Sentry).
- Data Pipelines: Build and optimize ingestion and processing pipelines using NiFi and Informatica BDM/DEI, supporting both real-time and batch flows.
- ETL Integration: Develop Informatica mappings and workflows, leveraging pushdown execution to Hive/Impala/Spark; integrate diverse on-prem and cloud data sources.
- Performance Governance: Optimize queries, orchestrate jobs (Airflow, Oozie, Control-M), and ensure compliance with governance/security standards.
Your Expertise:
- Strong hands-on expertise in Cloudera tools: Hive, Impala, HDFS, Ozone, Hue, NiFi.
- Proficiency with Informatica BDM/DEI (ETL/ELT, pushdown optimization, data quality).
- Solid SQL, Linux administration, and scripting (Bash, Python).
- Familiarity with cloud data platforms (AWS, Azure, GCP) and orchestration tools.
- 4+ years in big data administration/engineering, including 2+ years in Informatica BDM/DEI.
Qualifications:
- Bachelor’s degree in Computer Science, Engineering, or related field.
- Experience in hybrid or cloud-based big data environments.
Soft Skills:
- Strong troubleshooting and problem-solving mindset.
- Ability to work independently and within cross-functional teams.
- Clear communication and documentation skills.
Other information applicable to the opportunity:
- Contract position
- Location: Johannesburg
Why work for us?
Want to work for an organization that solves complex real-world problems with innovative software solutions? At iOCO, we believe anything is possible with modern technology, software, and development expertise. We are continuously pushing the boundaries of innovative solutions across multiple industries using an array of technologies. 
You will be part of a consultancy, working with some of the most knowledgeable minds in the industry on interesting solutions across different business domains. 
Our culture of continuous learning will ensure that you will have all the opportunities, tools, and support to hone and grow your craft. 
By joining IOCO you will have an open invitation to developer inspiring forums. A place where you will be able to connect and learn from and with your peers by sharing ideas, experiences, practices, and solutions. 
iOCO is an equal opportunity employer with an obligation to achieve its own unique EE objectives in the context of Employment Equity targets. Therefore, our employment strategy gives primary preference to previously disadvantaged individuals or groups.
